tinba | 1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525

General

Target

1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe
Size

106KB
MD5

5b37369649f9d82d8de7d5e5cf08a493
SHA1

7695707320b1dd1fca5eadcbd1d8a7313b47f0c4
SHA256

1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525
SHA512

ccc2c8aa052d5fbd0b3744cef324b40e291053173943c9f1d38a24d96be779cd98922c38355a10c22ea25a5978b33c40f6f10dfa4ba4f0cb6d5e0a2e79fbf32e
SSDEEP

768:j+6p+OMlgGXCWhfDzU7f0JDgi9I57+sByZ+XsfXpwtG9ipelU9JA:j+mFM2QXtZgi9Iksu+XM57ipeq9JA

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3261F16D = "C:\\Users\\Admin\\AppData\\Roaming\\3261F16D\\bin.exe"	winver.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3868 1268 WerFault.exe winver.exe
Modifies registry class 1 IoCs

Processes:

Explorer.EXE

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Explorer.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

winver.exe

pid process

1268 winver.exe
1268 winver.exe

pid	pid_target	process	target process
3868	1268	WerFault.exe	winver.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

pid	process
1268	winver.exe
1268	winver.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

Explorer.EXE

description	pid	process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

winver.exeExplorer.EXE

pid process

1268 winver.exe
3460 Explorer.EXE
3460 Explorer.EXE
3460 Explorer.EXE
3460 Explorer.EXE
3460 Explorer.EXE
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Explorer.EXE

pid process

3460 Explorer.EXE
3460 Explorer.EXE
3460 Explorer.EXE
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3460 Explorer.EXE

pid	process
1268	winver.exe
3460	Explorer.EXE
3460	Explorer.EXE
3460	Explorer.EXE
3460	Explorer.EXE
3460	Explorer.EXE

pid	process
3460	Explorer.EXE
3460	Explorer.EXE
3460	Explorer.EXE

pid	process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exewinver.exe

description	pid	process	target process
PID 4788 wrote to memory of 1268	4788	1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe	winver.exe
PID 4788 wrote to memory of 1268	4788	1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe	winver.exe
PID 4788 wrote to memory of 1268	4788	1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe	winver.exe
PID 4788 wrote to memory of 1268	4788	1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe	winver.exe
PID 1268 wrote to memory of 3460	1268	winver.exe	Explorer.EXE
PID 1268 wrote to memory of 2516	1268	winver.exe	sihost.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2516

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
PID:3460

C:\Users\Admin\AppData\Local\Temp\1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe
"C:\Users\Admin\AppData\Local\Temp\1ffe67e2537a083a9bad5bc27721808f290502940e089764e09242b53bd7a525.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4788

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 352
4⤵
- Program crash
PID:3868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1268 -ip 1268
1⤵
PID:4832

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/1268-6-0x00007FFFD84D0000-0x00007FFFD86C5000-memory.dmp

Filesize
2.0MB

Download
memory/1268-15-0x0000000000E10000-0x0000000000E16000-memory.dmp

Filesize
24KB

Download
memory/1268-12-0x0000000000E10000-0x0000000000E16000-memory.dmp

Filesize
24KB

Download
memory/2516-14-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/3460-5-0x00007FFFD856D000-0x00007FFFD856E000-memory.dmp

Filesize
4KB

Download
memory/3460-7-0x00007FFFD8700000-0x00007FFFD8701000-memory.dmp

Filesize
4KB

Download
memory/3460-10-0x00007FFFD86E0000-0x00007FFFD86E1000-memory.dmp

Filesize
4KB

Download
memory/3460-2-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/3460-3-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/4788-4-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/4788-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4788-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4788-9-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/4788-1-0x0000000000640000-0x0000000000641000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads